Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0009045/0.0009045, allocations: 71.77 kB / 21.69 MB, free: 2.859 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001318/0.001318, allocations: 163.7 kB / 24.99 MB, free: 9.32 MB / 18.57 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.9184/0.9184, allocations: 177.1 MB / 205.3 MB, free: 5.578 MB / 186.7 MB " [Timeout remaining time 179] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 4.0.0-dev/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 4.0.0-dev/package.mo): time 0.09405/0.09405, allocations: 19.73 MB / 281.5 MB, free: 9.293 MB / 266.7 MB " [Timeout remaining time 180] Using package ThermoPower with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 4.0.0-dev/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: translateModel(ThermoPower.Test.GasComponents.TestGasMixer,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer") translateModel(ThermoPower.Test.GasComponents.TestGasMixer,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer") [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 1.393e-06/1.393e-06, allocations: 0 / 357.9 MB, free: 6.945 MB / 282.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 2.102e-05/2.241e-05, allocations: 10.25 kB / 357.9 MB, free: 6.934 MB / 282.7 MB Notification: Performance of NFInst.instantiate(ThermoPower.Test.GasComponents.TestGasMixer): time 0.2937/0.2937, allocations: 186.5 MB / 0.5317 GB, free: 4.391 MB / 410.7 MB Notification: Performance of NFInst.instExpressions: time 0.003635/0.2974, allocations: 2.239 MB / 0.5338 GB, free: 2.145 MB / 410.7 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004838/0.2978, allocations: 23.81 kB / 0.5339 GB, free: 2.121 MB / 410.7 MB Notification: Performance of NFTyping.typeComponents: time 0.001087/0.2989, allocations: 461 kB / 0.5343 GB, free: 1.668 MB / 410.7 MB Notification: Performance of NFTyping.typeBindings: time 0.001152/0.3001, allocations: 0.7181 MB / 0.535 GB, free: 0.9453 MB / 410.7 MB Notification: Performance of NFTyping.typeClassSections: time 0.002319/0.3024, allocations: 1.211 MB / 0.5362 GB, free: 15.73 MB / 426.7 MB Notification: Performance of NFFlatten.flatten: time 0.002278/0.3047, allocations: 2.153 MB / 0.5383 GB, free: 13.57 MB / 426.7 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001051/0.3057, allocations: 0.6285 MB / 0.5389 GB, free: 12.93 MB / 426.7 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001602/0.3073, allocations: 1.091 MB / 0.54 GB, free: 11.83 MB / 426.7 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0009091/0.3082, allocations: 0.6544 MB / 0.5406 GB, free: 11.18 MB / 426.7 MB Notification: Performance of NFPackage.collectConstants: time 0.000165/0.3084, allocations: 104 kB / 0.5407 GB, free: 11.07 MB / 426.7 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001133/0.3095, allocations: 0.744 MB / 0.5414 GB, free: 10.33 MB / 426.7 MB Notification: Performance of NFScalarize.scalarize: time 0.000309/0.3098, allocations: 498.8 kB / 0.5419 GB, free: 9.84 MB / 426.7 MB Notification: Performance of NFVerifyModel.verify: time 0.0003962/0.3102, allocations: 475.1 kB / 0.5424 GB, free: 9.375 MB / 426.7 MB Notification: Performance of NFConvertDAE.convert: time 0.001302/0.3115, allocations: 1.371 MB / 0.5437 GB, free: 8 MB / 426.7 MB Notification: Performance of FrontEnd - DAE generated: time 3.707e-06/0.3115, allocations: 0 / 0.5437 GB, free: 8 MB / 426.7 MB Notification: Performance of FrontEnd: time 1.062e-06/0.3115, allocations: 0 / 0.5437 GB, free: 8 MB / 426.7 MB Notification: Performance of Transformations before backend: time 1.614e-05/0.3116, allocations: 0 / 0.5437 GB, free: 8 MB / 426.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 200 * Number of variables: 200 Notification: Performance of Generate backend data structure: time 0.001544/0.3131, allocations: 1.375 MB / 0.5451 GB, free: 6.582 MB / 426.7 MB Notification: Performance of prepare preOptimizeDAE: time 3.435e-05/0.3131, allocations: 12.03 kB / 0.5451 GB, free: 6.57 MB / 426.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0006996/0.3138, allocations: 302.6 kB / 0.5454 GB, free: 6.273 MB / 426.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005818/0.3144, allocations: 0.5239 MB / 0.5459 GB, free: 5.723 MB / 426.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.921e-05/0.3145, allocations: 62 kB / 0.5459 GB, free: 5.664 MB / 426.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001094/0.3146, allocations: 92 kB / 0.546 GB, free: 5.574 MB / 426.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001157/0.3157, allocations: 1.386 MB / 0.5474 GB, free: 4.004 MB / 426.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.895e-05/0.3157, allocations: 4 kB / 0.5474 GB, free: 4 MB / 426.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.659e-05/0.3158, allocations: 36 kB / 0.5474 GB, free: 3.965 MB / 426.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.463e-05/0.3158, allocations: 23.94 kB / 0.5474 GB, free: 3.941 MB / 426.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0006373/0.3165, allocations: 386.4 kB / 0.5478 GB, free: 3.562 MB / 426.7 MB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002859/0.3193, allocations: 2.022 MB / 0.5498 GB, free: 1.5 MB / 426.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0007114/0.32, allocations: 433.4 kB / 0.5502 GB, free: 1.066 MB / 426.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002242/0.3203, allocations: 161.1 kB / 0.5503 GB, free: 0.9023 MB / 426.7 MB Notification: Performance of preOpt evalFunc (simulation): time 4.105e-05/0.3203, allocations: 20.48 kB / 0.5504 GB, free: 0.8828 MB / 426.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.401e-05/0.3203, allocations: 49.83 kB / 0.5504 GB, free: 0.8203 MB / 426.7 MB Notification: Performance of pre-optimization done (n=61): time 2.224e-06/0.3203, allocations: 0 / 0.5504 GB, free: 0.8203 MB / 426.7 MB Notification: Performance of matching and sorting (n=67): time 0.005036/0.3254, allocations: 2.179 MB / 0.5525 GB, free: 14.56 MB / 442.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 4.818e-05/0.3254, allocations: 111.5 kB / 0.5526 GB, free: 14.43 MB / 442.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003229/0.3258, allocations: 466.6 kB / 0.5531 GB, free: 13.96 MB / 442.7 MB Notification: Performance of collectPreVariables (initialization): time 6.835e-05/0.3258, allocations: 41.7 kB / 0.5531 GB, free: 13.91 MB / 442.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002113/0.326, allocations: 455.2 kB / 0.5536 GB, free: 13.46 MB / 442.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001284/0.3262, allocations: 237.9 kB / 0.5538 GB, free: 13.22 MB / 442.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001598/0.3263, allocations: 152.2 kB / 0.5539 GB, free: 13.06 MB / 442.7 MB Notification: Performance of setup shared object (initialization): time 0.000138/0.3265, allocations: 0.5313 MB / 0.5544 GB, free: 12.52 MB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000284/0.3267, allocations: 171.6 kB / 0.5546 GB, free: 12.35 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003257/0.3271, allocations: 350.8 kB / 0.5549 GB, free: 11.95 MB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005382/0.3276, allocations: 459.7 kB / 0.5554 GB, free: 11.47 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.014e-06/0.3276, allocations: 0 / 0.5554 GB, free: 11.47 MB / 442.7 MB Notification: Performance of matching and sorting (n=91) (initialization): time 0.001255/0.3289, allocations: 0.8246 MB / 0.5562 GB, free: 10.63 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.778e-05/0.3289, allocations: 8 kB / 0.5562 GB, free: 10.62 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.352e-06/0.3289, allocations: 0 / 0.5562 GB, free: 10.62 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.002233/0.3311, allocations: 0.8307 MB / 0.557 GB, free: 9.785 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002522/0.3314, allocations: 103.8 kB / 0.5571 GB, free: 9.684 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001156/0.3325, allocations: 1.259 MB / 0.5583 GB, free: 8.391 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003082/0.3328, allocations: 35.97 kB / 0.5584 GB, free: 8.355 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.579e-05/0.3329, allocations: 39.97 kB / 0.5584 GB, free: 8.316 MB / 442.7 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003427/0.3332, allocations: 272.8 kB / 0.5587 GB, free: 8.047 MB / 442.7 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0003099/0.3335, allocations: 357.5 kB / 0.559 GB, free: 7.629 MB / 442.7 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0004966/0.334, allocations: 461.1 kB / 0.5594 GB, free: 7.129 MB / 442.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.385e-06/0.334, allocations: 0 / 0.5594 GB, free: 7.129 MB / 442.7 MB Notification: Performance of matching and sorting (n=91) (initialization_lambda0): time 0.00114/0.3352, allocations: 0.7462 MB / 0.5602 GB, free: 6.371 MB / 442.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.153e-05/0.3352, allocations: 8 kB / 0.5602 GB, free: 6.363 MB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.586e-06/0.3352, allocations: 4.125 kB / 0.5602 GB, free: 6.359 MB / 442.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008071/0.336, allocations: 380.6 kB / 0.5606 GB, free: 5.984 MB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003474/0.3364, allocations: 151.8 kB / 0.5607 GB, free: 5.836 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00119/0.3375, allocations: 2.828 MB / 0.5635 GB, free: 2.922 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002857/0.3378, allocations: 43.91 kB / 0.5635 GB, free: 2.879 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.181e-05/0.3379, allocations: 36.11 kB / 0.5635 GB, free: 2.844 MB / 442.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 9 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (51): * Single equations (assignments): 50 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(8,33)} Notification: Performance of prepare postOptimizeDAE: time 0.0002102/0.3381, allocations: 311.9 kB / 0.5638 GB, free: 2.531 MB / 442.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001207/0.3382, allocations: 91.56 kB / 0.5639 GB, free: 2.441 MB / 442.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001002/0.3392, allocations: 0.6626 MB / 0.5646 GB, free: 1.758 MB / 442.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.141e-06/0.3392, allocations: 8 kB / 0.5646 GB, free: 1.75 MB / 442.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.609e-06/0.3392, allocations: 0 / 0.5646 GB, free: 1.75 MB / 442.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.703e-06/0.3392, allocations: 3.984 kB / 0.5646 GB, free: 1.746 MB / 442.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001676/0.3409, allocations: 1.4 MB / 0.5659 GB, free: 288 kB / 442.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.196e-06/0.3409, allocations: 0 / 0.5659 GB, free: 288 kB / 442.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004483/0.3414, allocations: 155.9 kB / 0.5661 GB, free: 132 kB / 442.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.164/0.5053, allocations: 349.8 kB / 0.5664 GB, free: 28.12 MB / 442.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001064/0.5054, allocations: 27.02 kB / 0.5665 GB, free: 28.12 MB / 442.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001245/0.5067, allocations: 3.586 MB / 0.57 GB, free: 24.73 MB / 442.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.224e-06/0.5067, allocations: 1.906 kB / 0.57 GB, free: 24.73 MB / 442.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001267/0.508, allocations: 0.9547 MB / 0.5709 GB, free: 24.47 MB / 442.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0001005/0.5081, allocations: 62.7 kB / 0.5709 GB, free: 24.47 MB / 442.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.238e-05/0.5081, allocations: 17.34 kB / 0.571 GB, free: 24.47 MB / 442.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003814/0.5085, allocations: 56.34 kB / 0.571 GB, free: 24.47 MB / 442.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001141/0.5086, allocations: 65.73 kB / 0.5711 GB, free: 24.47 MB / 442.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.174e-05/0.5087, allocations: 43.19 kB / 0.5711 GB, free: 24.47 MB / 442.7 MB Notification: Performance of sorting global known variables: time 0.0001988/0.5089, allocations: 302 kB / 0.5714 GB, free: 24.34 MB / 442.7 MB Notification: Performance of sort global known variables: time 7e-08/0.5089, allocations: 2.219 kB / 0.5714 GB, free: 24.34 MB / 442.7 MB Notification: Performance of remove unused functions: time 0.001067/0.51, allocations: 0.5153 MB / 0.5719 GB, free: 24.34 MB / 442.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 4 (Mixer1.gas.p,Mixer1.gas.Xi[1],Mixer1.gas.Xi[2],Mixer1.gas.T) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (57): * Single equations (assignments): 54 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(3,14)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0007992/0.5108, allocations: 417.1 kB / 0.5723 GB, free: 24.26 MB / 442.7 MB Notification: Performance of simCode: created initialization part: time 0.001914/0.5127, allocations: 0.951 MB / 0.5732 GB, free: 24.22 MB / 442.7 MB Notification: Performance of simCode: created event and clocks part: time 5.48e-06/0.5127, allocations: 2.875 kB / 0.5732 GB, free: 24.22 MB / 442.7 MB Notification: Performance of simCode: created simulation system equations: time 0.0006029/0.5133, allocations: 486.4 kB / 0.5737 GB, free: 24.03 MB / 442.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001105/0.5144, allocations: 374.4 kB / 0.5741 GB, free: 24.01 MB / 442.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003869/0.5182, allocations: 1.855 MB / 0.5759 GB, free: 23.33 MB / 442.7 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000188/0.5184, allocations: 196.6 kB / 0.5761 GB, free: 23.25 MB / 442.7 MB Notification: Performance of simCode: alias equations: time 0.0005436/0.519, allocations: 136.7 kB / 0.5762 GB, free: 23.23 MB / 442.7 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001596/0.5191, allocations: 62.88 kB / 0.5763 GB, free: 23.22 MB / 442.7 MB Notification: Performance of SimCode: time 1.512e-06/0.5191, allocations: 0.8125 kB / 0.5763 GB, free: 23.22 MB / 442.7 MB Notification: Performance of Templates: time 0.02566/0.5448, allocations: 24.44 MB / 0.6001 GB, free: 19.19 MB / 442.7 MB " [Timeout remaining time 659] make -j1 -f ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer.makefile [Timeout 660] (rm -f ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer.pipe ; mkfifo ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer.pipe ; head -c 1048576 < ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer.pipe >> ../files/ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer.sim & ./ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer -abortSlowSimulation -alarm=240 -lv LOG_STATS > ThermoPower_4.0.0-dev_ThermoPower.Test.GasComponents.TestGasMixer.pipe 2>&1) [Timeout 240] [Calling sys.exit(0), Time elapsed: 3.9269330110400915]